NDBGJK5.0/Kingo.Plugins/Kingo.Plugin.MapView/Commands/CmdOpenAttrTable.cs

using ESRI.ArcGIS.Carto;
using ESRI.ArcGIS.Controls;
using KGIS.Framework.AE.ExtensionMethod;
using KGIS.Framework.Maps;
using KGIS.Framework.Utils;
using Kingo.Plugin.MapView.Views;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.InteropServices;

namespace Kingo.Plugin.MapView.Commands
{
    //[PathAttribute("Kingo.Plugin.MapView.Commands.CmdOpenAttrTable")]
    public class CmdOpenAttrTable : BaseMapMenuCommand
    {
        IFeatureLayer featureLayer = null;
        List<ViewAttrTable> listPanel = new List<ViewAttrTable>();
        ViewAttrTable uCAttribute_Form = null;
        public override void OnClick()
        {
            try
            {
                object pLayer = m_hookHelper.GetCustomProperty();//获取对象的创建者的Application对象
                IFeatureLayer pTocFeatureLayer = pLayer as IFeatureLayer;
                if (pTocFeatureLayer == null) return;
                featureLayer = pTocFeatureLayer;
                string PanelName = "属性表_" + pTocFeatureLayer.Name;
                uCAttribute_Form = listPanel.FirstOrDefault(f => f.Title == PanelName);
                if (uCAttribute_Form == null || uCAttribute_Form.Title != PanelName)
                {
                    uCAttribute_Form = new ViewAttrTable(m_hookHelper, null);//初始化当前的用户控件
                    uCAttribute_Form.CloseViewHandler += UCAttribute_Form_CloseViewHandler;
                    uCAttribute_Form.Title = PanelName;
                    listPanel.Add(uCAttribute_Form);
                }
                uCAttribute_Form.ShowPanel();
                // 初始化的时候加载预定义查询条件 
                IFeatureLayerDefinition pFLDefinition = pTocFeatureLayer as IFeatureLayerDefinition;
                string queryWhere = string.Empty;
                if (pFLDefinition != null && !string.IsNullOrWhiteSpace(pFLDefinition.DefinitionExpression))
                {
                    queryWhere += string.Format(" {0}", pFLDefinition.DefinitionExpression);
                }
                uCAttribute_Form.LoadData(featureLayer, queryWhere);
            }
            catch (Exception ex)
            {
                LogAPI.Debug("初始化 打开属性表 命令时异常，异常信息如下：");
                LogAPI.Debug(ex);
                LogAPI.Debug("初始化 打开属性表 命令时异常信息结束");
            }
        }

        private void UCAttribute_Form_CloseViewHandler(object sender, EventArgs e)
        {
            try
            {
                ViewAttrTable view = sender as ViewAttrTable;
                if (listPanel.FirstOrDefault(f => f.ID == view.ID) != null)
                {
                    listPanel.Remove(view);
                }
            }
            catch (Exception ex)
            {
                LogAPI.Debug("关闭属性列表异常，异常信息如下：");
                LogAPI.Debug(ex);
                LogAPI.Debug("关闭属性列表异常信息结束");
            }
        }

        /// <summary>
        /// 对象识别符.Hook
        /// </summary>
        /// <param name="Hook"></param>
        public override void OnCreate(object Hook)
        {
            try
            {
                if (m_hookHelper == null)
                {
                    m_hookHelper = new HookHelperClass();
                }
                m_hookHelper.Hook = Hook;
            }
            catch (Exception ex)
            {
                LogAPI.Debug("初始化 打开属性表 命令时异常，异常信息如下：");
                LogAPI.Debug(ex);
                LogAPI.Debug("初始化 打开属性表 命令时异常信息结束");
            }
        }

    }
}